As a family lawyer, I am often asked to share my experience on what I see to be the most productive ways to communicate with someone who might not be on the same page as a co-parent.
Today, I read this this blog post (by a professional who, judging by his credentials, is trained as a social worker and a lawyer himself) and am excited to share it. What I found in my years of practice is basically broken into step-by-step instructions in the following article. I very much recommend this article.